2026-06-11T07:07:40.046Z [ INFO] Starting package build
2026-06-11T07:07:40.046Z [ INFO] Unpacking bootstrap kit bootstrap=/data/packages/SmartOS/bootstrap-pbulk/bootstrap-upstream-trunk.tar.gz dest=/data/chroot/18
2026-06-11T07:07:48.111Z [ERROR] Package build failed
2026-06-11T07:07:48.549Z [ WARN] Failed to remove directory path=/data/chroot/18/opt/pkg error=Device busy (os error 16)